Hydrogen and chlorine react to form hydrogen chloride, like this: H2(g)+Cl,(g) 2 HCl(g) Imagine 100. mmol of HCl are added to an empty flask, and then answer the following questions. O Zero. O Greater than zero, but less than the rate of the forward reaction. What is the rate of the reverse reaction before any HCI has been added to the flask? Greater than zero, and equal to the rate of the forward reaction. Greater than zero, and greater than the rate of the forward reaction. Zero. What is the rate of the reverse reaction just after the HCI has been added to the flask? Greater than zero, but less than the rate of the forward reaction. Greater than zero, and equal to the rate of the forward reaction. Greater than zero, and greater than the rate of the forward reaction. Zero. Greater than zero, but less than the rate of the forward reaction. What is the rate of the reverse reaction at equilibrium? Greater than zero, and equal to the rate of the forward reaction. Greater than zero, and greater than the rate of the forward reaction. None. Some, but less than 100. mmol. How much HCI is in the flask at equilibrium? 100. mmol. More than 100. mmol. O O

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Hydrogen and chlorine react to form hydrogen chloride, like this:
H2(g)+Cl,(g) 2 HCl(g)
Imagine 100. mmol of HCl are added to an empty flask, and then answer the following questions.
O Zero.
What is the rate of the reverse
reaction before any HCI has been
added to the flask?
Greater than zero, but less than the rate of the forward reaction.
Greater than zero, and equal to the rate of the forward reaction.
O Greater than zero, and greater than the rate of the forward reaction.
O Zero.
What is the rate of the reverse
reaction just after the HCI has been
added to the flask?
Greater than zero, but less than the rate of the forward reaction.
Greater than zero, and equal to the rate of the forward reaction.
O Greater than zero, and greater than the rate of the forward reaction.
Zero.
Greater than zero, but less than the rate of the forward reaction.
What is the rate of the reverse
reaction at equilibrium?
Greater than zero, and equal to the rate of the forward reaction.
Greater than zero, and greater than the rate of the forward reaction.
None.
Some, but less than 100. mmol.
How much HCI is in the flask at
equilibrium?
100. mmol.
More than 100. mmol.
O O
O O O O
Transcribed Image Text:Hydrogen and chlorine react to form hydrogen chloride, like this: H2(g)+Cl,(g) 2 HCl(g) Imagine 100. mmol of HCl are added to an empty flask, and then answer the following questions. O Zero. What is the rate of the reverse reaction before any HCI has been added to the flask? Greater than zero, but less than the rate of the forward reaction. Greater than zero, and equal to the rate of the forward reaction. O Greater than zero, and greater than the rate of the forward reaction. O Zero. What is the rate of the reverse reaction just after the HCI has been added to the flask? Greater than zero, but less than the rate of the forward reaction. Greater than zero, and equal to the rate of the forward reaction. O Greater than zero, and greater than the rate of the forward reaction. Zero. Greater than zero, but less than the rate of the forward reaction. What is the rate of the reverse reaction at equilibrium? Greater than zero, and equal to the rate of the forward reaction. Greater than zero, and greater than the rate of the forward reaction. None. Some, but less than 100. mmol. How much HCI is in the flask at equilibrium? 100. mmol. More than 100. mmol. O O O O O O
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